title: Loss of cardiac resynchronization during DDD pacing: what is the mechanism?
authors.affiliation: Department of Cardiac Electrophysiology, People's Hospital, Peking University, 100044 Beijing, China.
authors.forename: Yun
authors.initials: Y
authors.lastname: Tian
authors.forename: Ping
authors.initials: P
authors.lastname: Zhang
authors.forename: Ding
authors.initials: D
authors.lastname: Li
authors.forename: Jihong
authors.initials: J
authors.lastname: Guo
mesh_terms: D001281:Atrial Fibrillation / Q000175:diagnosis / Q000503:physiopathology / Q000628:therapy; D058406:Cardiac Resynchronization Therapy / Q000009:adverse effects*; D002311:Cardiomyopathy, Dilated / Q000175:diagnosis / Q000503:physiopathology / Q000628:therapy*; D004562:Electrocardiography; D006329:Heart Conduction System / Q000503:physiopathology*; D006333:Heart Failure / Q000175:diagnosis / Q000503:physiopathology / Q000628:therapy; D006801:Humans; D008297:Male; D008875:Middle Aged
keywords: Atrial fibrillation; Cardiac resynchronization therapy; Electrocardiology; Heart failure; Pacing